NF FRA5097, Instruction Manual

Page: 80 / 192

4.1 Overview of measurement and processing
FRA5097 4-6
The following table indicates the X-axis, Y1-axis, and Y2-axis contents and units that are set
under the [DISPLAY MODE].
Table 4-4 Graph axis contents
Axis Setting Axis Setting Axis Content Scale Unit
logF Frequency Log Hz
F Frequency Linear Hz
CH1/CH2,
CH2/CH1,
CH1,CH2
θ Phase Linear deg
dBR Amplitude Linear dBV
*1
logR Amplitude Log Vrms
R Amplitude Linear Vrms
logA Real amplitude Log Vrms
log(-A) Negative real
amplitude
Log Vrms
A Real amplitude Linear Vrms
logB Imaginary
amplitude
Log Vrms
log(-B) Negative
imaginary
amplitude
Log Vrms
B Imaginary
amplitude
Linear Vrms
CH1,CH2
－
B
Negative
imaginary
amplitude Linear Vrms
dBR Gain Linear dB
logR Gain Log None
R Gain Linear None
logA Real gain Log None
log(-A) Negative real gain Log None
A Real gain Linear None
logB Imaginary gain Log None
log(-B) Negative
imaginary gain
Log None
B Imaginary gain Linear None
CH1/CH2,
CH2/CH1
－
B
Negative
imaginary gain Linear None
*1 : 1 Vrms is assumed to be 0 dBV.